Poetry is to prose as dancing is to walking.

From the moment that photography appeared, the descriptive genre began to invade Letters... In verse as in prose the décor and exterior aspects of life took an almost excessive place.

Liberty is the hardest test that one can inflict on a people. To know how to be free is not given equally to all men and all nations.

Science is a collection of successful recipes.

A work is never completed except by some accident such as weariness, satisfaction, the need to deliver, or death: for, in relation to who or what is making it, it can only be one stage in a series of inner transformations.

The universe is built on a plan the profound symmetry of which is somehow present in the inner structure of our intellect.

Thanks to photography, the eye grew accustomed to anticipate what it should see and to see it; and it learned not to see nonexistent things which, hitherto, it had seen so clearly.